123195085

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{4703}}^1$

素因数の和:4765

約数の個数: 24

約数和(自身を含む): 165279744

約数和(自身を除く): 42084659

約数列:

[1, 5, 13, 31, 65, 155, 169, 403, 845, 2015, 4703, 5239, 23515, 26195, 61139, 145793, 305695, 728965, 794807, 1895309, 3974035, 9476545, 24639017, 123195085]

約数ペア:

[(1, 123195085), (5, 24639017), (13, 9476545), (31, 3974035), (65, 1895309), (155, 794807), (169, 728965), (403, 305695), (845, 145793), (2015, 61139), (4703, 26195), (5239, 23515)]